Fabio Erculiani
639 lines
22 KiB
Python
639 lines
22 KiB
Python
# -*- coding: utf-8 -*-
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# Molecule Disc Image builder for Sabayon Linux
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# Copyright (C) 2009 Fabio Erculiani
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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import os
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import shutil
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from molecule.i18n import _
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from molecule.output import red, brown, blue, green, purple, darkgreen, \
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darkred, bold, darkblue, readtext
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import molecule.utils
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from molecule.specs.skel import GenericExecutionStep, GenericSpec
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class MirrorHandler(GenericExecutionStep):
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def __init__(self, *args, **kwargs):
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GenericExecutionStep.__init__(self, *args, **kwargs)
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def setup(self):
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# creating destination chroot dir
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self.source_dir = self.metadata['source_chroot']
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self.dest_dir = os.path.join(
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self.metadata['destination_chroot'],"chroot",
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os.path.basename(self.source_dir)
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)
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if not os.path.isdir(self.dest_dir):
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os.makedirs(self.dest_dir,0755)
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def pre_run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("MirrorHandler"),darkred(self.spec_name),
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_("executing pre_run"),
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)
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)
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return 0
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def post_run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("MirrorHandler"),darkred(self.spec_name),
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_("executing post_run"),
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)
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)
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return 0
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def kill(self, success = True):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("MirrorHandler"),darkred(self.spec_name),
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_("executing kill"),
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)
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)
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return 0
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def run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("MirrorHandler"),darkred(self.spec_name),
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_("mirroring running"),
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)
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)
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# running sync
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args = [self.Config['mirror_syncer']]
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args.extend(self.Config['mirror_syncer_builtin_args'])
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args.extend(self.metadata.get('extra_rsync_parameters',[]))
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args.extend([self.source_dir+"/*",self.dest_dir])
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("MirrorHandler"),darkred(self.spec_name),
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_("spawning"),args,
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)
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)
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rc = molecule.utils.exec_cmd(args)
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if rc != 0:
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("MirrorHandler"),darkred(self.spec_name),
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_("mirroring failed"),rc,
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)
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)
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return rc
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("MirrorHandler"),darkred(self.spec_name),
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_("mirroring completed successfully"),
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)
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)
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return 0
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class ChrootHandler(GenericExecutionStep):
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def __init__(self, *args, **kwargs):
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GenericExecutionStep.__init__(self, *args, **kwargs)
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def setup(self):
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self.source_dir = self.metadata['source_chroot']
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self.dest_dir = os.path.join(
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self.metadata['destination_chroot'], "chroot",
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os.path.basename(self.source_dir)
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)
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def pre_run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("executing pre_run"),
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)
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)
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# run outer chroot script
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exec_script = self.metadata.get('outer_chroot_script')
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if exec_script:
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os.environ['CHROOT_DIR'] = self.source_dir
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("spawning"),[exec_script],
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)
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)
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rc = molecule.utils.exec_cmd([exec_script])
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if rc != 0:
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("outer chroot hook failed"),rc,
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)
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)
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return rc
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return 0
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def post_run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("executing post_run"),
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)
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)
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# now remove paths to empty
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empty_paths = self.metadata.get('paths_to_empty',[])
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for mypath in empty_paths:
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mypath = self.dest_dir+mypath
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("emptying dir"),mypath,
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)
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)
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if os.path.isdir(mypath):
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molecule.utils.empty_dir(mypath)
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# now remove paths to remove (...)
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remove_paths = self.metadata.get('paths_to_remove',[])
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# setup sandbox
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sb_dirs = [self.dest_dir]
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sb_env = {
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'SANDBOX_WRITE': ':'.join(sb_dirs),
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}
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myenv = os.environ.copy()
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myenv.update(sb_env)
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for mypath in remove_paths:
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mypath = self.dest_dir+mypath
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("removing dir"),mypath,
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)
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)
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rc = molecule.utils.remove_path_sandbox(mypath, sb_env)
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if rc != 0:
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self.Output.updateProgress("[%s|%s] %s: %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("removal failed for"),mypath,rc,
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)
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)
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return rc
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# write release file
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release_file = self.metadata.get('release_file')
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if isinstance(release_file,basestring) and release_file:
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if release_file[0] == os.sep: release_file = release_file[len(os.sep):]
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release_file = os.path.join(self.dest_dir,release_file)
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if os.path.lexists(release_file) and not os.path.isfile(release_file):
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("release file creation failed, not a file"),
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release_file,
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)
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)
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return 1
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release_string = self.metadata.get('release_string','')
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release_version = self.metadata.get('release_version','')
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release_desc = self.metadata.get('release_desc','')
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file_string = "%s %s %s\n" % (release_string,release_version,release_desc,)
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try:
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f = open(release_file,"w")
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f.write(file_string)
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f.flush()
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f.close()
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except (IOError,OSError,), e:
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self.Output.updateProgress("[%s|%s] %s: %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("release file creation failed, system error"),
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release_file,e,
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)
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)
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return 1
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# run outer chroot script after
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exec_script = self.metadata.get('outer_chroot_script_after')
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if exec_script:
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os.environ['CHROOT_DIR'] = self.source_dir
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("spawning"),[exec_script],
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)
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)
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rc = molecule.utils.exec_cmd([exec_script])
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if rc != 0:
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("outer chroot hook (after inner) failed"),rc,
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)
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)
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return rc
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return 0
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def kill(self, success = True):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("ChrootHandler"),
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darkred(self.spec_name),_("executing kill"),
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)
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)
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return 0
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def _exec_inner_script(self, exec_script):
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while 1:
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tmp_dir = os.path.join(self.dest_dir,
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str(molecule.utils.get_random_number()))
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if not os.path.lexists(tmp_dir):
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break
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os.makedirs(tmp_dir)
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tmp_exec = os.path.join(tmp_dir, "inner_exec")
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shutil.copy2(exec_script, tmp_exec)
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os.chmod(tmp_exec, 0755)
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dest_exec = tmp_exec[len(self.dest_dir):]
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if not dest_exec.startswith("/"):
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dest_exec = "/%s" % (dest_exec,)
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rc = molecule.utils.exec_chroot_cmd([dest_exec], self.dest_dir,
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self.metadata.get('prechroot',[]))
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os.remove(tmp_exec)
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os.rmdir(tmp_dir)
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if rc != 0:
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("inner chroot hook failed"),rc,
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)
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)
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return rc
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def run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("hooks running"),
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)
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)
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# run inner chroot script
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exec_script = self.metadata.get('inner_chroot_script')
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if exec_script:
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if os.path.isfile(exec_script) and os.access(exec_script, os.R_OK):
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rc = self._exec_inner_script(exec_script)
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if rc != 0:
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return rc
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("ChrootHandler"),darkred(self.spec_name),
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_("hooks completed succesfully"),
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)
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)
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return 0
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class CdrootHandler(GenericExecutionStep):
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def __init__(self, *args, **kwargs):
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GenericExecutionStep.__init__(self, *args, **kwargs)
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def setup(self):
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self.source_chroot = os.path.join(
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self.metadata['destination_chroot'],"chroot",
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os.path.basename(self.metadata['source_chroot'])
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)
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self.dest_root = os.path.join(
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self.metadata['destination_livecd_root'],"livecd",
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os.path.basename(self.metadata['source_chroot'])
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)
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if os.path.isdir(self.dest_root):
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molecule.utils.empty_dir(self.dest_root)
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if not os.path.isdir(self.dest_root):
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os.makedirs(self.dest_root, 0755)
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def pre_run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("executing pre_run"),
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)
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)
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("preparing environment"),
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)
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)
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return 0
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def post_run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("executing post_run"),
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)
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)
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return 0
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def kill(self, success = True):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("executing kill"),
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)
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)
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return 0
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def run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("compressing chroot"),
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)
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)
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args = [self.Config['chroot_compressor']]
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comp_output = self.Config['chroot_compressor_output_file']
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if "chroot_compressor_output_file" in self.metadata:
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comp_output = self.metadata.get('chroot_compressor_output_file')
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comp_output = os.path.join(self.dest_root,comp_output)
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args.extend([self.source_chroot,comp_output])
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args.extend(self.Config['chroot_compressor_builtin_args'])
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args.extend(self.metadata.get('extra_mksquashfs_parameters',[]))
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("spawning"),args,
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)
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)
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rc = molecule.utils.exec_cmd(args)
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if rc != 0:
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("chroot compression failed"),rc,
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)
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)
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return rc
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("chroot compressed successfully"),
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)
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)
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# merge dir
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merge_dir = self.metadata.get('merge_livecd_root')
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if merge_dir:
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if os.path.isdir(merge_dir):
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self.Output.updateProgress("[%s|%s] %s %s" % (
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blue("CdrootHandler"),darkred(self.spec_name),
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_("merging livecd root"),merge_dir,)
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)
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import stat
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content = os.listdir(merge_dir)
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for mypath in content:
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mysource = os.path.join(merge_dir,mypath)
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mydest = os.path.join(self.dest_root,mypath)
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copystat = False
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if os.path.islink(mysource):
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tolink = os.readlink(mysource)
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os.symlink(tolink,mydest)
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elif os.path.isfile(mysource) or os.path.islink(mysource):
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copystat = True
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shutil.copy2(mysource,mydest)
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elif os.path.isdir(mysource):
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copystat = True
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shutil.copytree(mysource,mydest)
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if copystat:
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user = os.stat(mysource)[stat.ST_UID]
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group = os.stat(mysource)[stat.ST_GID]
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os.chown(mydest,user,group)
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shutil.copystat(mysource,mydest)
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return 0
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class IsoHandler(GenericExecutionStep):
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def __init__(self, *args, **kwargs):
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GenericExecutionStep.__init__(self, *args, **kwargs)
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def setup(self):
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# setup paths
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self.source_path = os.path.join(
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self.metadata['destination_livecd_root'],"livecd",
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os.path.basename(self.metadata['source_chroot'])
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)
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dest_iso_dir = self.metadata['destination_iso_directory']
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if not os.path.isdir(dest_iso_dir):
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os.makedirs(dest_iso_dir,0755)
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dest_iso_filename = self.metadata.get('destination_iso_image_name')
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release_string = self.metadata.get('release_string','')
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release_version = self.metadata.get('release_version','')
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release_desc = self.metadata.get('release_desc','')
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if not dest_iso_filename:
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dest_iso_filename = "%s_%s_%s.iso" % (
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release_string.replace(' ','_'),
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release_version.replace(' ','_'),
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release_desc.replace(' ','_'),
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)
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self.dest_iso = os.path.join(dest_iso_dir,dest_iso_filename)
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self.iso_title = "%s %s %s" % (release_string, release_version, release_desc,)
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self.source_chroot = self.metadata['source_chroot']
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self.chroot_dir = os.path.join(
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self.metadata['destination_chroot'],"chroot",
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os.path.basename(self.source_chroot)
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)
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def pre_run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("IsoHandler"),darkred(self.spec_name),
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_("executing pre_run"),
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)
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)
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return 0
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def post_run(self):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("IsoHandler"),darkred(self.spec_name),
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_("executing post_run"),
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)
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)
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return 0
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def kill(self, success = True):
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("IsoHandler"),darkred(self.spec_name),
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_("executing kill"),
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)
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)
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return 0
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def run(self):
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# run outer chroot script
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exec_script = self.metadata.get('pre_iso_script')
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if exec_script:
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os.environ['SOURCE_CHROOT_DIR'] = self.source_chroot
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os.environ['CHROOT_DIR'] = self.chroot_dir
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os.environ['CDROOT_DIR'] = self.source_path
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("IsoHandler"),darkred(self.spec_name),
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_("spawning"),[exec_script],
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)
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)
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rc = molecule.utils.exec_cmd([exec_script])
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if rc != 0:
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self.Output.updateProgress("[%s|%s] %s: %s" % (
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blue("IsoHandler"),darkred(self.spec_name),
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_("outer chroot hook failed"),rc,
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)
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)
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return rc
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self.Output.updateProgress("[%s|%s] %s" % (
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blue("IsoHandler"),darkred(self.spec_name),
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_("building ISO image"),
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)
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)
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|
|
args = [self.Config['iso_builder']]
|
|
args.extend(self.Config['iso_builder_builtin_args'])
|
|
args.extend(self.metadata.get('extra_mkisofs_parameters',[]))
|
|
if self.iso_title.strip():
|
|
args.extend(["-V", '"', self.iso_title[:30], '"'])
|
|
args.extend(['-o',self.dest_iso, self.source_path])
|
|
self.Output.updateProgress("[%s|%s] %s: %s" % (
|
|
blue("IsoHandler"), darkred(self.spec_name),
|
|
_("spawning"), args,
|
|
)
|
|
)
|
|
rc = molecule.utils.exec_cmd(args)
|
|
if rc != 0:
|
|
self.Output.updateProgress("[%s|%s] %s: %s" % (
|
|
blue("IsoHandler"),darkred(self.spec_name),
|
|
_("ISO image build failed"),rc,
|
|
)
|
|
)
|
|
return rc
|
|
|
|
self.Output.updateProgress("[%s|%s] %s: %s" % (
|
|
blue("IsoHandler"),darkred(self.spec_name),
|
|
_("built ISO image"),self.dest_iso,
|
|
)
|
|
)
|
|
if os.path.isfile(self.dest_iso) and os.access(self.dest_iso,os.R_OK):
|
|
self.Output.updateProgress("[%s|%s] %s: %s" % (
|
|
blue("IsoHandler"),darkred(self.spec_name),
|
|
_("generating md5 for"),self.dest_iso,
|
|
)
|
|
)
|
|
digest = molecule.utils.md5sum(self.dest_iso)
|
|
md5file = self.dest_iso+".md5"
|
|
with open(md5file,"w") as f:
|
|
f.write("%s %s\n" % (digest,os.path.basename(self.dest_iso),))
|
|
f.flush()
|
|
return 0
|
|
|
|
class LivecdSpec(GenericSpec):
|
|
|
|
@staticmethod
|
|
def execution_strategy():
|
|
return "livecd"
|
|
|
|
def vital_parameters(self):
|
|
return [
|
|
"release_string",
|
|
"source_chroot",
|
|
"destination_iso_directory",
|
|
"destination_livecd_root",
|
|
]
|
|
|
|
def parser_data_path(self):
|
|
return {
|
|
'prechroot': {
|
|
'cb': self.valid_exec_first_list_item,
|
|
've': self.ve_string_splitter,
|
|
},
|
|
'release_string': {
|
|
'cb': self.ne_string, # validation callback
|
|
've': self.ve_string_stripper, # value extractor
|
|
},
|
|
'release_version': {
|
|
'cb': self.ne_string,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'release_desc': {
|
|
'cb': self.ne_string,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'release_file': {
|
|
'cb': self.ne_string,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'source_chroot': {
|
|
'cb': self.valid_dir,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'destination_chroot': {
|
|
'cb': self.valid_path_string,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'extra_rsync_parameters': {
|
|
'cb': self.valid_path_string,
|
|
've': self.ve_string_splitter,
|
|
},
|
|
'merge_destination_chroot': {
|
|
'cb': self.valid_dir,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'outer_chroot_script': {
|
|
'cb': self.valid_exec,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'inner_chroot_script': {
|
|
'cb': self.valid_path_string,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'outer_chroot_script_after': {
|
|
'cb': self.valid_path_string,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'destination_livecd_root': {
|
|
'cb': self.valid_path_string,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'merge_livecd_root': {
|
|
'cb': self.valid_dir,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'extra_mksquashfs_parameters': {
|
|
'cb': self.always_valid,
|
|
've': self.ve_string_splitter,
|
|
},
|
|
'extra_mkisofs_parameters': {
|
|
'cb': self.always_valid,
|
|
've': self.ve_string_splitter,
|
|
},
|
|
'pre_iso_script': {
|
|
'cb': self.valid_exec,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'destination_iso_directory': {
|
|
'cb': self.valid_dir,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'destination_iso_image_name': {
|
|
'cb': self.valid_ascii,
|
|
've': self.ve_string_stripper,
|
|
},
|
|
'paths_to_remove': {
|
|
'cb': self.ne_list,
|
|
've': self.valid_path_list,
|
|
},
|
|
'paths_to_empty': {
|
|
'cb': self.ne_list,
|
|
've': self.valid_path_list,
|
|
},
|
|
|
|
}
|
|
|
|
def get_execution_steps(self):
|
|
return [MirrorHandler, ChrootHandler, CdrootHandler, IsoHandler]
|